42158803919 has 8 divisors (see below), whose sum is σ = 42298326000. Its totient is φ = 42019502976.

The previous prime is 42158803877. The next prime is 42158803937. The reversal of 42158803919 is 91930885124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42158803919 - 2¹⁶ = 42158738383 is a prime.

It is a super-2 number, since 2×42158803919² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42158803949) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331079 + ... + 440375.

It is an arithmetic number, because the mean of its divisors is an integer number (5287290750).

Almost surely, 2^42158803919 is an apocalyptic number.

42158803919 is a deficient number, since it is larger than the sum of its proper divisors (139522081).

42158803919 is a wasteful number, since it uses less digits than its factorization.

42158803919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110569.

The product of its (nonzero) digits is 622080, while the sum is 50.

The spelling of 42158803919 in words is "forty-two billion, one hundred fifty-eight million, eight hundred three thousand, nine hundred nineteen".